Method and device for recording marks in an information layer of an optical record carrier
US7079466B1 · kind B1 · utility
2Cited by
3References
27Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 28, 2000 |
| Grant date | Jul 18, 2006 |
| Priority date | — |
| Expiry date | Jun 28, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B7/00454
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An optical carrier is written with a mark representing recorded data, by a sequence of radiation pulses. Additional power levels are introduced in between the cooling power level and the erase power level during the cooling period. This results in a reduced jitter of the written marks.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.